Upgrading and Managing Cisco IOS XR Software
Cisco IOS XR software is divided into software packages so that you can select which features run on your
router. This module describes the concepts and tasks necessary to add feature packages, upgrade the active
set of packages, roll back to a previously active set of packages, and perform other related package
management tasks.
For complete descriptions of the commands listed in this module, see
locate documentation for other commands that might appear in the course of performing a configuration
task, search online in Cisco ASR 9000 Series Aggregation Services Router Commands Master List.
Table 5: Feature History for Upgrading and Managing Cisco IOS XR Software
Release
Release 3.7.2
Release 4.0.0
This module contains the following topics:
•
•
•
•
•
Modification
The feature was introduced.
A procedure to upgrade software from Cisco IOS XR Release 3.x was introduced.
See
Upgrading to Cisco IOS XR Software Release 4.0, on page
Support for installation commands was removed from EXEC mode.
The ability to install software on a specific SDR was removed.
Overview of Cisco IOS XR Software Packages, page 20
Information About Package Management, page 25
Package Management Procedures, page 34
Rolling Back to a Previous Software Set, page 69
Additional References, page 72
Cisco ASR 9000 Series Aggregation Services Router System Management Configuration Guide, Release 5.1.x
4
C H A P T E R
Related Documents, on page
72. To
58.
19